#90EAE0
Closest named color: Robin's Egg Blue (#98EFF9). oklch(87.8% 0.088 186.7), rgb(144, 234, 224).
Aa
Black text reads best on this color (15.03:1).
About this color
#90EAE0 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 88%, its chroma 0.088 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg Blue (#98EFF9), ΔE 0.036 away. Black text reads best on it, at 15.03:1.
| Hue family | Teals and cyans |
| Lightness | light (88%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Robin's Egg Blue (#98EFF9) |
| Black text | 15.03:1 |
| White text | 1.39:1 |
Values
| HEX | #90EAE0 |
| RGB | rgb(144, 234, 224) |
| HSL | hsl(173, 68%, 74%) |
| OKLCH | oklch(87.8% 0.088 186.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #90EAE0 | 1.39:1 | Fails | Lc -21.8 | Dividers and decoration only |
| Black text on #90EAE0 | 15.03:1 | AAA | Lc 84.6 | Fine for body text |
| #90EAE0 text on white | 1.39:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #90EAE0 text on black | 15.03:1 | AAA | Lc -84.4 | Fine for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 200.
-
Step 50
50
#EBF9F7
oklch(97.1% 0.015 186.7)
-
Step 100
100
#D3F1ED
oklch(93.5% 0.032 186.9)
-
Step 200
200 (this color)
#90EAE0
oklch(87.8% 0.088 186.7)
-
Step 300
300
#5AD8CC
oklch(80.9% 0.113 186.6)
-
Step 400
400
#00B9AD
oklch(70.7% 0.124 186.6)
-
Step 500
500
#009F94
oklch(63.2% 0.111 186.2)
-
Step 600
600
#00857C
oklch(55.5% 0.097 186.5)
-
Step 700
700
#007069
oklch(49.1% 0.086 187.3)
-
Step 800
800
#005C56
oklch(42.8% 0.075 187.1)
-
Step 900
900
#004D47
oklch(37.8% 0.066 185.9)
-
Step 950
950
#002E2A
oklch(27.1% 0.048 185.8)
#90EAE0 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #E1E1E0 | 0.093 |
| Deuteranopia (no green cones) | #D1D5E1 | 0.088 |
| Tritanopia (no blue cones) | #6DEEE7 | 0.028 |
| Achromatopsia (no color) | #DADADA | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90EAE0
#90EAE0
oklch(87.8% 0.088 186.7)
- #FFC5CF
#FFC5CF
oklch(87.8% 0.067 7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #90EAE0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg Blue #98EFF9 ΔE 0.036
- Robin Egg Blue #8AF1FE ΔE 0.040
- Pale Turquoise #AFEEEE ΔE 0.040
- Light Teal #90E4C1 ΔE 0.041
- Powder Blue #B0E0E6 ΔE 0.044
- Robin's Egg #6DEDFD ΔE 0.044
- Celeste #A8DADC ΔE 0.046
- Light Turquoise #7EF4CC ΔE 0.048
Use #90EAE0 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.